Application layering is a technology that delivers individual apps or groups of apps in layers distributed to users' virtual desktops at login. This allows IT to manage and update apps and base images separately.

Citrix FlexCast is a delivery technology that allows an IT administrator to personalize virtual desktops to meet the performance, security and flexibility requirements of end users. Currently, there are five different FlexCast models available.

Citrix XenApp is an application virtualization product that extends Microsoft Remote Desktop Session Host desktop sessions and apps to users via the Citrix HDX protocol. It can run on Citrix XenServer or other server virtualization platforms.

Real Time Streaming Protocol (RTSP) is an application-level network communication system that transfers real-time data from multimedia to an endpoint device by communicating directly with the server streaming the data.